Wedge



Apfil 2 7, 1937. E. H. HARMON WEDGE Filed May 15, I 1936 INVEN TOR.

y ATTORNEYS.

Patented Apr. 27, 1937 I i WEDGE Earl H. Harmon, New Hartford, N. Y.,assignor of one-half to William G. Pope, Utica, N. Y.

Application May 15, 1936, Serial No. 79,952 6 Claims. (01. 306-33) Myinvention relates to a wedge and I declare bottom edge 3 toward the topsurface 2. The the following to be a full, clear, concise and eX- taper,however, is acute at about midway between act description thereof.sufficient to enable anythe bottom edge 3 and top surface 2, whereby oneskilled in the art to which it appertains to said wings 5, disappear orterminate at said 5 make and use the same, reference being had tocentral locations. By thus terminating wings 5, 5 the accompanyingdrawing in which like refer- 5 below the top surface 2 of portion I saidwings ence characters refer to like parts throughout the 5, 5 willdisappear in wood ll of the handle l2 specification. when driven hometherein to secure the head The object of the invention is to provide aHi to said handle I2. wedge for use more. particularly in securing ham-Furthermore, the taper of central portion l 10 mer or axe heads to theirrespective handles. from its top surface 2 toward its bottom edge Theshock incident to the use of the aforesaid 3 will cause the openings inthe grain of the wood tools has caused the wedges heretofore used to Hof handle l2, made by the entrance of said work loose and thereby allowthe head of the wings 5, 5 into handle l2, to be closed behind hammer orof the axe to separate from its handle them as they disappear below theupper surface 15 and this perhaps at a time when the hammer it of theend of handle l2. This disappearance or axe is being swung to drive homea nail or of the wings 5, 5 into the Wood H of handle ii in the case ofthe axe to split wood with acand the closing of the openings behind themcompanying fatalities. The present Wedge overpositively locks the wedgel into the grain of said comes these difficulties as will be seen fromthe wood ll within the eye or opening I! of the tool 20 drawing in whichl8, whereby the shock incident to the use of the Fig. 1 is a perspectiveview somewhat enlarged tool It will not allow the wedge I to work looseshowing the wedge. and fall out.

Fig. 2 is a perspective view somewhat enlarged Furthermore, Wings 5although p ed ar showing the wedge tipped on one side, inclined ortapered laterally towards the respec- 5 Fig. 3 is a perspective viewshowing the wedge tive sides of portion l as above stated, whereby as itappears from the lower end. to effect inclosing members into which thepor- Fig. 4 is a plan view showing a pattern before tions of the wood llof handle it are driven being bent into shape. and. inclosed, Fig. 5 isa vertical section taken on the line Th s latter iHO OSII 'B eature andtimer has 30 5-5 of Fig. 1, the added advantage of effecting a lateralwedge Fig. 6 is a plan View looking down on the top on either side ofcentral portion I. These lateral of the wedge. wedges function as theWedge is driven into posi- Fig. 7 is a plan view looking in the oppositetion into that portion of wood ll of handle I2 5 direction from that ofFig.6. within eye ll of tool l8 which causes the free Fig. Bis aperspective view of ahammer br k points of wings 5, 5 to be forcedoutwardly thus away and showing the wedge applied thereto. effectinglateral W d s on p s s d s of part Referring more particularly to theinvention, l in addition to the wedg 0f Said Central P the wedgeconsists of a rectangular portion I that tion I. 40 tapers from its topsurface 2 towards its bot- As a further means of holding wedge I into 40tom edge 3 in cross section. There is formed position when driv m n t pn o integral however, on the opposite sides of the wood ll of handle l2within eye ll of tool Is, rectangular portion l and. at its oppositelateral the free edges of wings 5, 5 are notched or formed edges, wings5, 5 by curving the extended part with barbs 20 which slide easily intowood I l of of rectangular central portion l at its opposite handle IEbut do not allow said wedge l to be 45 lateral edges 6, 6 and indilierent directions, pulled out of said handle l2. around back uponitself to form additional retain- Having thus described my inventionwhat I ing surfaces. However, each of the wings 5 is claim as new anddesire to secure by Letters Patspaced from the adjacent surface ofcentral porent is as follows: tion I. 1. In a wedge, a central portiontapered from Th curved p s 5 d ot lay quit one end to the other, wingsformed on said cenpara l l W t the contiguous pp s lat su tral portion,said wings terminating midway befaces of portion l but incline or taperat their tween th upper nd 10wer edges or the wedge free ends H], Intowards said respective surfaces. d disposed on opposite side thereof,whereby 05 Moreover. said wi es 5 a tap f m the to effect additionalretaining members.

2. In a wedge, a central portion tapered from one end to the other,Wings formed on opposite sides of said tapered portion and at oppositeends thereof said wings tapering towards said central portion and saidwings terminating midway between the upper and lower edges of the Wedge,whereby to effect additional wedging functions.

3. In a wedge having a central portion that tapers in cross section fromone end to the other, wing members formed on said central portion, saidwing members lying in spaced relation to said central portion andtapering towards the same and said wings terminating midway between theupper and lower edges of the Wedge, whereby to form pockets to effectadditional Wedging functions. 7

4. In a wedge, a central portion tapered in cross section from one endto the other, wings formed on opposite ends of said central portion,said wings lying in spaced relation to said central portion, barbsformed on said wings, to aid in holding them in predetermined positionand said wings terminating midway between the upper and lower edges ofthe wedge, whereby they disappear when the wedge is assembled.

5. In a wedge, a central portion tapered from one end to the other,wings formed on opposite sides of said tapered portion, whereby toeffect additional wedging surfaces, said wings terminating midwaybetween the upper and lower edges of the wedge, and notches formed onsaid Wings to aid in holding them in predetermined position.

6. In a wedge, a central portion tapered in cross section from one endto the other, Wings formed on opposite ends of said central portion,said wings lying in spaced relation to said central portion, barbsformed on said wings, to aid in holding them in predetermined position,and said wings terminating midway between the upper and lower edges ofthe wedge, whereby they disappear when the Wedge is assembled.

EARL H. HARMON.

